char* TcpHandler::UTF8ToGBK( const char* chUTF )
{
	int len = MultiByteToWideChar(CP_UTF8, 0, chUTF, -1, NULL, 0);
	unsigned short * wszGBK = new unsigned short[len + 1];
	memset(wszGBK, 0, len * 2 + 2);
	MultiByteToWideChar(CP_UTF8, 0, (LPCTSTR)chUTF, -1, (LPWSTR)wszGBK, len);

	len = WideCharToMultiByte(CP_ACP, 0, (LPWSTR)wszGBK, -1, NULL, 0, NULL, NULL);
	char *szGBK = new char[len + 1];
	memset(szGBK, 0, len + 1);
	WideCharToMultiByte(CP_ACP,0, (LPWSTR)wszGBK, -1, szGBK, len, NULL, NULL);
	delete[]wszGBK;
	return szGBK;
}